Quercus

Red Trillium

Trillium erectum

Native to Kentucky (estimated)

Ecological relationships

Who uses this plant?

2CaterpillarsGenus host records with ranges including KY

Genus host records with ranges including KY · Trillium

  • Clepsis melaleucanusBlack-Patched Clepsis, Trillium Tortrix
  • Euplexia benesimilisAmerican Angle Shades
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
1BeesSoutheastern regional records
0Specialist beesPollen specialists
—BirdsRecorded genus food-resource interactions; not a state feeding claim
3AntsRecorded seed interactions
  • Formica subsericea
  • Myrmica punctiventris
  • Nylanderia parvula

Formica subsericea: Seed dispersal.

Myrmica punctiventris: Seed dispersal.

Nylanderia parvula: Seed dispersal.

No records yet · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects

Growing and identification

Plant details

Family
Trilliaceae
Hardiness
Zones 4a–7b
Soil pH
Acidic
Flower color
Yellow, green, pink, purple, red or white

Safety has not been reviewed for this plant; check toxicity and thorns before planting.

Growing sources and scope
Also known as

Red Trillium

Conservation status

Kentucky rankS5
Global rankG5
KY statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

Will it fit your spot?

Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.

Choose a county to begin.

Sources